Too many 4.0L Wrangler owners have a Fifth gear (or overdrive gear) that is collecting dust, not having been used since the Jeep had stock tires. Adding bigger tires, axles, and body armor can all ...

For those who may have missed our prior installments on this FWD alt-hotrod in the making, here's what we've been up to. Not satisfied with a bolt-on-enhanced 148 whp and accompanying mid-15-second ...

In Part I of this story (Jan. '06), we introduced the Squires Turbo Systems (STS) rear-mounted turbocharger package for the '98-'02 LS1-powered Firebirds. The base STS kit retails for $3,995 and comes ...

I have been bringing my 2014 Maserati Ghibli car back and forth several times to the Maserati shop for a whistle noise on acceleration.

Performance booster kits for factory turbocharged cars offer enthusiasts a reliable and reasonably priced means of increasing their car's performance without going inside the engine. Commonly referred ...